Land heats and cools more than water because land is opaque so only the surface is heated it takes more energy to heat land than to heat water but land retains the heat better there is more water surfaces than land so the heat is spread out more efficiently in water bodies water gives off its heat in the form of warm water vapor with less efficiency than land

The answer to the first one is barometer.

This could be considered an example of astrology.

The first immigrants to settle in what is now the united states were the ancient ancestors of modern native americans. the precise routes of those first north american immigrants are disputed, but there is no uncertainty about the fact that every human being on the continent is either a recent immigrant or a descendant of earlier immigrants. since the first immigrants came here from asia more than thirteen thousand years ago, there have been four large and easily recognizable modern waves of immigrants into the united states.